Respuesta :

Answer:

B or 31r-71

Step-by-step explanation:

First, use distributive property to expand the first term.

30r-66-(5-r)

Remove the parenthesis of the third term:

30r-66-5+r

Combine like terms

31r-71

26dombischof

Answer:

B: 31r-71

Step-by-step explanation:

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